AlienVault OSSIM vs Microsoft Sentinel comparison

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7,387 views|4,012 comparisons
77% willing to recommend
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31,886 views|17,713 comparisons
92% willing to recommend
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Executive Summary

We performed a comparison between AlienVault OSSIM and Microsoft Sentinel based on real PeerSpot user reviews.

Find out in this report how the two Security Information and Event Management (SIEM) solutions compare in terms of features, pricing, service and support, easy of deployment, and ROI.
To learn more, read our detailed AlienVault OSSIM vs. Microsoft Sentinel Report (Updated: May 2024).
771,157 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"OSSIM is the only solution that includes the large number of modules that we need: a vulnerability scanner, a network IDS system, a host IDS system.""There are a lot of people you will find using OSSIM since they are also offering OTX as a service""The threat alerts it gives me from time to time on harmful code within the network, or if they are generating any network traffic, are very useful.""The product is easy to use.""The initial setup was straightforward. I didn't have any problems.""The dashboard is the solution's most valuable aspect. It brings everything into one central point where I can actually look at it and go, "Okay, I understand what's going on."""The solution is very stable. Compared to Qradar and Splunk, it's very stable.""The most valuable feature is the logging capability."

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"I like the KQL query. It simplifies getting data from the table and seeing the logs. All you need to know are the table names. It's quite easy to build use cases by using KQL.""The best feature is that onboarding to the SIM solution is quite easy. If you are using cloud-based solutions, it's just a few clicks to migrate it.""The most valuable feature is the performance because unlike legacy SIEMs that were on-premises, it does not require as much maintenance.""Sentinel has an intuitive, user-friendly way to visualize the data properly. It gives me a solid overview of all the logs. We get a more detailed view that I can't get from the other SIEM tools. It has some IP and URL-specific allow listing""The AI capability is one of the main features of the solution because I believe that in the market, there are few solutions that are providing security solutions based on AI and machine learning.""It is able to connect to an ever-growing number of platforms and systems within the Microsoft ecosystem, such as Azure Active Directory and Microsoft 365 or Office 365, as well as to external services and systems that can be brought in and managed. We can manage on-premises infrastructure. We can manage not just the things that are running in Azure in the public cloud, but through Azure Arc and the hybrid capabilities, we can monitor on-premises servers and endpoints. We can monitor VMware infrastructure, for instance, running as part of a hybrid environment.""The most valuable feature is the alert notifications, which are categorized by severity levels: informational, low, medium, and high.""The most valuable feature is the onboarding of the workloads. You can see all that has been onboarded in your account on the dashboards."

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Cons
"The solution needs more integration with cyber intelligence systems.""Sometimes technical issues take very long to get resolved.""We need more dashboards and we need more customization for dashboards.""The correlation engine needs to be improved.""AlienVault OSSIM should improve the deployment and make it unified like the USM.""The user interface could be improved.""AlienVault OSSIM’s configuration and integration could be a little easier.""AlienVault OSSIM is costly."

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"We'd like to see more connectors.""They only classify alerts into three categories: high, medium, and low. So, from the user's point of view, having another critical category would be awesome.""The dashboards can be improved. Creating dashboards is very easy, but the visualizations are not as good as Microsoft Power BI. People who are using Microsoft Power BI do not like Sentinel's dashboards.""Sentinel's reporting is complex and can be more user-friendly.""We have been working with multiple customers, and every time we onboard a customer, we are missing an essential feature that surprisingly doesn't exist in Sentinel. We searched the forums and knowledge bases but couldn't find a solution. When you onboard new customers, you need to enable the data connectors. That part is easy, but you must create rules from scratch for every associated connector. You click "next," "next," "next," and it requires five clicks for each analytical rule. Imagine we have a customer with 150 rules.""The playbook development environment is not as rich as it should be. There are multiple occasions when we face problems while creating the playbook.""Improvement-wise, I would like to see more integration with third-party solutions or old-school antivirus products that have some kind of logging capability. I wouldn't mind having that exposed within Sentinel. We do have situations where certain companies have bought licensing or have made an investment in a product, and that product will be there for the next two or three years. To be able to view information from those legacy products would be great. We can then better leverage the Sentinel solution and its capabilities.""The learning curve could be improved. I am still learning it. We were able to implement the basic features to get them up and running, but there are still so many things that I don't know about all its features. They have a lot of features that we have not been able to use or apply. If they could work on reducing the solution's learning curve, that would be good. While there is a training course held by Microsoft to learn more about this solution, there is a cost associated with it."

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Pricing and Cost Advice
  • "AlienVault pricing is the best. Whatever cost you are paying, you are getting a return on every penny... It's not like your IBM, your QRadar, or Splunk, where the cost is too high."
  • "The solution is open source, so it's free to use."
  • "OSSIM is free."
  • "The licensing fees for the non-community edition are paid on an annual basis, and there are no costs in addition to this."
  • "AlienVault OSSIM is free."
  • "We are using the community version, which can be used for free."
  • "We are using a free version of the solution. If you purchase a license there are more features available but the price is a little high. The solution should be cheaper to allow more customers to be able to afford it."
  • "The price of AlienVault OSSIM is too high sometimes for us to present to our customers. The price should be lower. We are on a three-year license to use the solution. We had to pay extra for the support."
  • More AlienVault OSSIM Pricing and Cost Advice →

  • "It comes with a Microsoft subscription which the customer has, so they don't have to invest somewhere else."
  • "It is a consumption-based license model. bands at 100, 200, 400 GB per day etc. Azure Sentinel Pricing | Microsoft Azure"
  • "Good monthly operational cost model for the detection and response outcomes delivered, M365 logs don't count toward the limits which is a good benefit."
  • "I have had mixed feedback. At one point, I heard a client say that it sometimes seems more expensive. Most of the clients are on Office 365 or M365, and they are forced to take Azure SIEM because of the integration."
  • "It is kind of like a sliding scale. There are different tiers of pricing that go from $100 per day up to $3,500 per day. So, it just kind of depends on how much data is being stored. There can be additional costs to the standard license other than the additional data. It just kind of depends on what other services you're spinning up in Azure, or if you're using something like Azure log analytics."
  • "I am just paying for the log space with Azure Sentinel. It costs us about $2,000 a month. Most of the logs are free. We are only paying money for Azure Firewall logs because email logs or Azure AD logs are free to use for us."
  • "Sentinel is a bit expensive. If you can figure a way of configuring it to meet your needs, then you can find a way around the cost."
  • "Azure Sentinel is very costly, or at least it appears to be very costly. The costs vary based on your ingestion and your retention charges."
  • More Microsoft Sentinel Pricing and Cost Advice →

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    Questions from the Community
    Top Answer:The log management could be improved because of the open source. In the configuration of AlienVault OSSIM, users can determine backup frequency, retention policies, and other settings. There is a… more »
    Top Answer:Yes, Azure Sentinel is a SIEM on the Cloud. Multiple data sources can be uploaded and analyzed with Azure Sentinel and its Threat Hunting functionality with AI available as templates or customized by… more »
    Top Answer:It would really depend on (1) which logs you need to ingest and (2) what are your use cases Splunk is easy for ingestion of anything, but the charge per GB/Day Indexed and it gets expensive as log… more »
    Top Answer:We like that Azure Sentinel does not require as much maintenance as legacy SIEMs that are on-premises. Azure Sentinel is auto-scaling - you will not have to worry about performance impact, you will… more »
    Ranking
    Views
    7,387
    Comparisons
    4,012
    Reviews
    9
    Average Words per Review
    426
    Rating
    7.2
    Views
    31,886
    Comparisons
    17,713
    Reviews
    59
    Average Words per Review
    1,638
    Rating
    8.4
    Comparisons
    Also Known As
    OSSIM
    Azure Sentinel
    Learn More
    Overview

    AlienVault OSSIM, Open Source Security Information and Event Management (SIEM), provides you with a feature-rich open source SIEM complete with event collection, normalization and correlation. Launched by security engineers because of the lack of available open source products, AlienVault OSSIM was created specifically to address the reality many security professionals face: A SIEM, whether it is open source or commercial, is virtually useless without the basic security controls necessary for security visibility.

    Microsoft Sentinel is a scalable, cloud-native, security information event management (SIEM) and security orchestration automated response (SOAR) solution that lets you see and stop threats before they cause harm. Microsoft Sentinel delivers intelligent security analytics and threat intelligence across the enterprise, providing a single solution for alert detection, threat visibility, proactive hunting, and threat response. Eliminate security infrastructure setup and maintenance, and elastically scale to meet your security needs—while reducing IT costs. With Microsoft Sentinel, you can:

    - Collect data at cloud scale—across all users, devices, applications, and infrastructure, both on-premises and in multiple clouds

    - Detect previously uncovered threats and minimize false positives using analytics and unparalleled threat intelligence from Microsoft

    - Investigate threats with AI and hunt suspicious activities at scale, tapping into decades of cybersecurity work at Microsoft

    - Respond to incidents rapidly with built-in orchestration and automation of common tasks

    To learn more about our solution, ask questions, and share feedback, join our Microsoft Security, Compliance and Identity Community.

    Sample Customers
    Council Rock School District
    Microsoft Sentinel is trusted by companies of all sizes including ABM, ASOS, Uniper, First West Credit Union, Avanade, and more.
    Top Industries
    REVIEWERS
    Insurance Company14%
    Computer Software Company14%
    Manufacturing Company7%
    Financial Services Firm7%
    VISITORS READING REVIEWS
    Computer Software Company17%
    Financial Services Firm8%
    Comms Service Provider8%
    Government8%
    REVIEWERS
    Financial Services Firm22%
    Computer Software Company11%
    Manufacturing Company8%
    Comms Service Provider8%
    VISITORS READING REVIEWS
    Computer Software Company16%
    Financial Services Firm10%
    Government9%
    Manufacturing Company7%
    Company Size
    REVIEWERS
    Small Business52%
    Midsize Enterprise29%
    Large Enterprise19%
    VISITORS READING REVIEWS
    Small Business29%
    Midsize Enterprise20%
    Large Enterprise51%
    REVIEWERS
    Small Business33%
    Midsize Enterprise21%
    Large Enterprise47%
    VISITORS READING REVIEWS
    Small Business25%
    Midsize Enterprise16%
    Large Enterprise59%
    Buyer's Guide
    AlienVault OSSIM vs. Microsoft Sentinel
    May 2024
    Find out what your peers are saying about AlienVault OSSIM vs. Microsoft Sentinel and other solutions. Updated: May 2024.
    771,157 professionals have used our research since 2012.

    AlienVault OSSIM is ranked 14th in Security Information and Event Management (SIEM) with 27 reviews while Microsoft Sentinel is ranked 2nd in Security Information and Event Management (SIEM) with 85 reviews. AlienVault OSSIM is rated 7.4, while Microsoft Sentinel is rated 8.2. The top reviewer of AlienVault OSSIM writes "An easy-to-scale open-source solution used for monitoring events on devices ". On the other hand, the top reviewer of Microsoft Sentinel writes "Gives a comprehensive and holistic view of the ecosystem and improves visibility and the ability to respond". AlienVault OSSIM is most compared with Wazuh, Elastic Security, USM Anywhere, Splunk Enterprise Security and Fortinet FortiSIEM, whereas Microsoft Sentinel is most compared with AWS Security Hub, IBM Security QRadar, Splunk Enterprise Security, Microsoft Defender for Cloud and Elastic Security. See our AlienVault OSSIM vs. Microsoft Sentinel report.

    See our list of best Security Information and Event Management (SIEM) vendors.

    We monitor all Security Information and Event Management (SIEM) reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.